code: def test_unique_keys_no_overlap_dynamicmap_initialized(self):
      dmap1 = DynamicMap(lambda A: Curve(range(10)), kdims=["A"])
      dmap2 = DynamicMap(lambda B: Curve(range(10)), kdims=["B"])
      dmap1[0]
      dmap2[1]
      dims, keys = unique_dimkeys(dmap1 + dmap2)
      self.assertEqual(dims, dmap1.kdims + dmap2.kdims)
      self.assertEqual(keys, [(0, 1)])
  
file_path: holoviews/holoviews/tests/core/test_traversal.py
imports: from holoviews import Curve, DynamicMap, HoloMap
  from holoviews.core.traversal import unique_dimkeys
  from holoviews.element.comparison import ComparisonTestCase
label_desc: Use image node_id 5 for calling the TestUniqueDimKeys obj's underlying member method code with example usage: obj.test_unique_keys_no_overlap_dynamicmap_initialized() without return types